Avoiding Cameras - 2

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A team of robbers have entered the premises of the Bank of Chefland. The bank consists of a long corridor, with N cameras fitted along the corridor. Each camera has a field of view, i.e., ith camera has monitors all activity between coordinates Ci and Di. All coordinates are measured from one end of the corridor. The robbers want to understand the layout of the cameras. Specifically, they ask Q q

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solution.cppC++17

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